|PD and Docket Number Applicant||Subject||Ruling||Decision|
Nalco Chemical Company
California statute and regulations re flammable and combustible liquids transportation
State annual inspection requirement which causes delay is preempted under the "obstacle" test; marking requirements are preempted because not "substantively the same as" requirements in the HMR' annual registration is not preempted.
58 FR 48933 (9/20/93)